======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '243'
                                          'artist'  'Arrested Development'
                                     'text_people'  ''
                                         'release'  "Greatest Hits Of The 90's CD5"
                                           'title'  'Mr. Wendal'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['90s', 'political', 'hip hop', 'rap', 'alternative rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '110.003'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     "Greatest Hits Of The 90's CD5"
'TBPM' (BPM (beats per minute))                     '110.003'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Mr. Wendal'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Arrested Development'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['90s', 'political', 'hip hop', 'rap', 'alternative rap']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.84 dB'
'TXXX:replaygain_track_peak'                        '0.623542'

========================== row from database ==========================
                                              'id'  1522418
                                            'path'  /data/Music/Bulk/00poprockelectronic/Disky - 2004 - Greatest Hits Of The 90_s - CD 5 [320 kbps]/03 - Mr. Wendal - Arrested Development.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  243
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  9743471
                                           'mtime'  1636911221
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Disky 2004 90_s [320 kbps] 03 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Arrested Development
                                     'tag_release'  Greatest Hits Of The 90's CD5
                                       'tag_title'  Mr. Wendal
                                             'bpm'  110.003
                                    'search_title'  'mr':1,2 'wendal':3
                                   'search_artist'  'arrested':1 'development':2
                                  'search_release'  '90':5 '90s':7 'cd5':8 'greatest':1 'hits':2 'of':3 's':6 'the':4
                                     'search_rest'  '00poprockelectronic':1 '2004':3 '320':6,7 '90':4 'acid':15 'disky':2 'downtempo':14 'electronic':10 'hop':12 'jazz':16 'kbps':8,9 'or':13 's':5 'trip':11
                                    'search_combo'  '00poprockelectronic':14 '2004':16 '320':19,20 '90':10C,17 '90s':12C 'acid':28 'arrested':4B 'cd5':13C 'development':5B 'disky':15 'downtempo':27 'electronic':23 'greatest':6C 'hits':7C 'hop':25 'jazz':29 'kbps':21,22 'mr':1A,2A 'of':8C 'or':26 's':11C,18 'the':9C 'trip':24 'wendal':3A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['90s', 'political', 'hip hop', 'rap', 'alternative rap']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911220.8673954  (2021-11-14 18:33:40)
                             'size'  9743471